Sony Vario-Tessar T* FE 24-70mm f/4 ZA OSS vs Tamron 25-200mm f/2.8-5.6 Di III VXD G2

Both are Sony E mount zooms for everyday and travel — here's how the specs differ and which to pick. Every spec is from the manufacturer's own catalog.

Last verified 2026-09-01 · Sony E mount · prices change — check the retailer

Spec	Sony Vario-Tessar T* FE 24-70mm f/4 ZA OSS	Tamron 25-200mm f/2.8-5.6 Di III VXD G2
Focal length	24-70mm	25-200mm
Max aperture	f/4	f/2.8-5.6
Type	zoom	zoom
Coverage	full-frame	full-frame
Mount	Sony E	Sony E

Which should you buy?

the Tamron 25-200mm f/2.8-5.6 Di III VXD G2 opens wider (f/2.8-5.6) — brighter in low light and more background blur
the Sony Vario-Tessar T* FE 24-70mm f/4 ZA OSS covers 24-70mm and the Tamron 25-200mm f/2.8-5.6 Di III VXD G2 covers 25-200mm — pick the range that matches what you shoot
the Sony Vario-Tessar T* FE 24-70mm f/4 ZA OSS is first-party (Sony) for guaranteed full autofocus and in-camera corrections; the Tamron 25-200mm f/2.8-5.6 Di III VXD G2 is third-party — usually the value pick

Where to buy

Sony 24-70mm f/4 Vario-Tessar T FE OSS Interchangeable Full Frame Zoom Lens

Sony Vario-Tessar T* FE 24-70mm f/4 ZA OSSSee price on Amazon

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Tamron 25-200mm F/2.8-5.6 Di III VXD G2 for Sony E-Mount Full Frame and APS-C Mirrorless Cameras

Tamron 25-200mm f/2.8-5.6 Di III VXD G2See price on Amazon

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FAQ

What's the difference between the Sony Vario-Tessar T* FE 24-70mm f/4 ZA OSS and the Tamron 25-200mm f/2.8-5.6 Di III VXD G2?
The Sony Vario-Tessar T* FE 24-70mm f/4 ZA OSS is 24-70mm f/4 zoom, full-frame; the Tamron 25-200mm f/2.8-5.6 Di III VXD G2 is 25-200mm f/2.8-5.6 zoom, full-frame. Both fit the Sony E mount.

Which is better in low light, the Sony Vario-Tessar T* FE 24-70mm f/4 ZA OSS or the Tamron 25-200mm f/2.8-5.6 Di III VXD G2?
The Tamron 25-200mm f/2.8-5.6 Di III VXD G2 — its f/2.8-5.6 maximum aperture lets in more light and gives more background blur than the f/4 of the other.

Do the Sony Vario-Tessar T* FE 24-70mm f/4 ZA OSS and Tamron 25-200mm f/2.8-5.6 Di III VXD G2 fit the same camera?
Yes — both are Sony E mount lenses, so they fit Sony a7/a9/a1 (full-frame) and a6000-series (APS-C).

Citing these specs? Go ahead — manufacturer data, last verified 2026-09-01. Copy a ready-made reference:

More Sony E comparisons: Sony FE 24-50mm f/2.8 G vs Sony FE 28-60mm f/4-5.6 · Sigma 14-24mm f/2.8 DG DN Art vs Sony FE 16-35mm f/2.8 GM II · Sony FE 70-200mm f/4 G OSS vs Sony FE 400-800mm f/6.3-8 G OSS · Sony FE 70-200mm f/4 G OSS vs Tamron 50-300mm f/4.5-6.3 Di III VC VXD · all Sony E lenses · all comparisons

Sony Vario-Tessar T* FE 24-70mm f/4 ZA OSSAffiliate linkSee price on Amazon